phyllotaxy

/fil-uh-tak-see/US // ˈfɪl əˌtæk si //

植物学,叶脉学,植物学派,叶脉

Definitions

n.名词 noun

1
plural phyl·lo·tax·ies.Botany.
- : the arrangement of leaves on a stem or axis.
- : the study of such arrangement.

The subject of leaf-arrangement should be passed over until phyllotaxy is taken up.
They are arranged densely on the branches, alternately on the 8/21 plan (see section on phyllotaxy).
In other cases the width of the leaves is determined by what botanists call the "Phyllotaxy."
Phyllotaxis, or Phyllotaxy, the arrangement of leaves on the stem, 67.
This is the leaf-arrangement or phyllotaxy of the apple-tree, expressed by the fraction 2/5.